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Hybrid Abdominal Flap for Fingertip Amputation with Crushed Stump
Jun Ho Park, MD, Ji-Ung Park, MD, PhD and Sungyu Park, MD, Seoul National University College of Medicine, SMG-SNU Boramae Medical Center, Seoul, Korea, Republic of (South)

Background
The fingertip amputation is a common hand injury. However, Replantation of fingertip is not possible if the vessels of the stump was crushed by injury. The aim of the study is to evaluate functional and aesthetic outcome of "Hybrid Abdominal Flap" which is composed of random-pattern abdominal skin flap and autologous bone graft.
Methods
An autologous bony stump was harvested if it was intact and If not, autologous bone graft was harvested from olecranon. After the bony fixation, the abdominal flap was utilized for soft tissue coverage. Division of pedicle had undergone three weeks after surgery and the debulking procedure was carried out. Functional and aesthetic outcome was assessed three months after debulking procedure.
Results
A total of six patients had undergone Hybrid Abdominal flap. All the flaps survived without complications such as nonunion and flap necrosis. Patients were satisfied with the appearance and the function of their finger including range of motion and sensory.
Conclusion
Despite immobilization of the arm for three weeks can be considered as disadvantages, our novel Hybrid Abdominal Flap is functionally and aesthetically considerable option for fingertip amputations with crushed stump.


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